Paragon trannie V-drive. Water in fluid

iflyboeing

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Jul 20, 2010
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I have water incurring into the V-drive of my Paragon trannie. Should be a simple fix (gasket). Question is, can I disconnect the cooling water temporarily? Also, What type fluid does the v-drive require?
 

Bt Doctur

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Aug 29, 2004
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19,344
Re: Paragon trannie V-drive. Water in fluid

sounds like the trans cooler is leaking , about $85
 

iflyboeing

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Jul 20, 2010
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Re: Paragon trannie V-drive. Water in fluid

It's not the actual tranny (which uses an external cooler), but rather the V-drive which is bolted on to the tranny. The V-drive has a cooling jacket in the casting.
 

Bt Doctur

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19,344
Re: Paragon trannie V-drive. Water in fluid

Plv, pmv, pv ???????????
 

iflyboeing

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Re: Paragon trannie V-drive. Water in fluid

PV-33R. I have a diagram, but no parts list or manual. Looks like there is only one place where water caould incur in the V-drive (top cover gasket where the water lines enter and exit). Main question right now is.....What type fluid do I use in the V-drive? if it's hypoid gear oil, I bet I can run it without the cooling water. After all, we don't have any kind of cooling on the rear differential of an automobile.

On the other hand, if it runs on tranny fluid, which has a much lower tolerance for heat, it may need the cooling. This V-drive just consists of a couple big gears on shafts which are supported by bearings. There are now clutch plates or bands, so it seems that gear oil would fit the bill.
 

iflyboeing

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Jul 20, 2010
Messages
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Re: Paragon trannie V-drive. Water in fluid

Very appreciative. This is helpful. Unfortunately my V-drive is not the split case model. It's actually a single piece casting. I had a long discussion with a rebuilder today. I'm gonna start with a new cover plate gasket.....See what happens. If it's not the gasket, then the casting is cracked inside......Ruined, un-fixable and replacement un-available.

BTW, he said to use Dexron in the V-drive as well as the tranny.
 
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